Qingdao Topwell Chemical Materials Co., Ltd.i whakapumautia i te tau 2014, he kaiwhakarato ngaio e mahi ana ki te rangahau, hoko me te whakangao motuhake me te waikano e hono ana ki nga momo rama- rama UV, tata ki te rama infrared(IR), marama kitea.

Ko o maatau hua matua ko,

1. UV/IR whakakoi me te tae,

2.Thermochromic pigment,

3. Tata ki te waikano ngongo infrared,

4.Perylene pigment,

5. Waikano tairongo marama

6. Waikano Photochromic me te waikano

7.Urolithin A